Home / 67,928.32-93,741.44-38,120.32

Finding the Fourth Proportional to 67,928.32, 93,741.44 and 38,120.32

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Solution

The fourth proportional to 67,928.32, 93,741.44 and 38,120.32 is: 52,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,928.32 : 93,741.44 = 38,120.32 : x
  2. Step 2: Convert to fraction form
    67,928.32/93,741.44 = 38,120.32/x
  3. Step 3: Cross multiply
    67,928.32x = 93,741.44 × 38,120.32
  4. Step 4: Simplify right side
    67,928.32x = 3,573,453,690.06
  5. Step 5: Solve for x
    x = 3,573,453,690.06/67,928.32
  6. Step 6: Final answer
    x = 52,606.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.